The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

NASA's newest space telescope rocketed into orbit Tuesday to map the entire sky like never before—a sweeping look at hundreds ...

Spherex popped off the rocket's upper stage first ... map the entire sky with its infrared eyes and wide field of view. Four full-sky surveys are planned over two years, as the telescope circles ...

The moon will glow a shade of red during this week's lunar eclipse, the only this year. Will New Jersey, Pennsylvania and ...

A total lunar eclipse will turn the full moon red on Thursday evening and Friday morning across the Western Hemisphere, depending on where you live.

NICE BLUE SKY ABOVE WITH JUST SOME FAIR WEATHER. CUMULUS CLOUDS LEFT OVER. IT IS STILL SNOWING LIGHTLY IN THE SIERRA ROADS ...

The smaller of the two famous dipper-shaped asterisms in the northern sky, the Little Dipper extends ... with Venus to its upper right. The latter is far easiest to spot, blazing at magnitude ...

Sunday will be somewhat brighter and a little milder with afternoon temperatures in the mid 60s in the Valley. A breeze will ...